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LangChain

LangChain

Organization

@langchain-ai

United States of America www.langchain.com@LangChain On GitHub since March 2023

234

Published Tools

9,198,407

Total Stars

153,315,397

Weekly Downloads

23,456

GitHub Followers

270

Public Repos

99/100

Avg Security

Published Tools

9 MCP Servers166 Skills25 Agentsacross 13 categories

An integration package connecting VoyageAI and LangChain

Skillai-ml
149K2 dirs

Awesome Gen AI Tools: LangChain Template: Research Assistant

SkillLangChain
149K1 dir

CLI tool for updating model profile data in LangChain integration packages.

Skilluncategorised
149K2 dirs

shanhaikang.shk

An integration package connecting OceanBase and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting DeepSeek and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting Exa and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting Perplexity and LangChain

Skilluncategorised
149K2 dirs

This package is deprecated. Please use langchain-nvidia-ai-endpoints instead.

Skilluncategorised
149K1 dir

An integration package connecting Prompty and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Nomic and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Glean and LangChain

Skilluncategorised
149K1 dir

LangChain openwebui

Skilluncategorised
149K1 dir

cyberdude

Grok API wrapper for Node.js

SkillLLM Framework
149K25/wk3 dirs

Building applications with LLMs through composability

AgentLLM Applications
149K1.7M/wk5 dirs

An integration package connecting Ollama and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting Groq and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting Mistral and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting Fireworks and LangChain

Skilluncategorised
149K2 dirs

An integration package connecting Chroma and LangChain.

Skilluncategorised
149K1 dir

An integration package connecting Qdrant and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Netmind and LangChain

Skilluncategorised
149K1 dir

CLI for interacting with LangChain

Skilluncategorised
149K1 dir

Building applications with LLMs through composability

Skilluncategorised
149K1 dir

An integration package connecting Dappier and LangChain

Skilluncategorised
149K1 dir

An integration package connecting DeepSeek and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Digitalocean and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Critique and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Cloudsway and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Bodo and LangChain

Skilluncategorised
149K1 dir

LangChain levers.

Skilluncategorised
149K1 dir

Julien FOURET

LangChain integration for retrieving emails from IMAP servers

Skilluncategorised
149K1 dir

An integration package connecting Valyu and LangChain

Skilluncategorised
149K1 dir

LangChain integration for Oracle Coherence as a vector store.

Skilluncategorised
149K1 dir

An integration package connecting Kozmograph and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Digitalocean and LangChain

Skilluncategorised
149K1 dir

An integration package connecting NexaAI and LangChain

Skilluncategorised
149K1 dir

Providing the Compass API to langchain agents.

Agentuncategorised
149K1 dir

An integration package connecting OpenGradient and LangChain

Skilluncategorised
149K1 dir

An integration package connecting OpperAI and LangChain

Skilluncategorised
149K1 dir

An integration package connecting ScraperAPI and LangChain

Skilluncategorised
149K1 dir

An integration package connecting LindormIntegration and LangChain

Skilluncategorised
149K1 dir

Integration package for AgentBay with LangChain

Agentuncategorised
149K1 dir

An integration package connecting VeDB and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Cognee and LangChain

Skilluncategorised
149K1 dir

An integration package connecting AgbIntegration and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Airbyte and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Asteroid and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Robocorp Action Server and LangChain

Skilluncategorised
149K1 dir

An integration package connecting Isaacus and LangChain

Skilluncategorised
149K1 dir

Standard tests for LangChain implementations

Skilluncategorised
149K1 dir

Dmitry Tumanov

An integration package connecting Aimlapi and LangChain

Skillai-ml
149K2 dirs

An integration package connecting Digitalocean and LangChain

Skillai-ml
149K2 dirs

Self-hosted E2B sandbox integration for Deep Agents

Agentai-agents
31K2 dirs

Runloop sandbox integration for Deep Agents

Agentai-agents
31K2 dirs

Modal sandbox integration for Deep Agents

Agentai-agents
31K2 dirs

QuickJS integration package for Deep Agents

Agentai-ml
31K2 dirs

Daytona sandbox integration for Deep Agents

AgentAgents
31K3 dirs

LangChain REPL for deepagents

Agentuncategorised
31K1 dir

Vercel Sandbox integration for Deep Agents

Agentai-agents
31K2 dirs

LangChain.js adapters for Model Context Protocol (MCP)

MCP ServerLLM Framework
18K463K/wk4 dirs

⚡ Building applications with LLMs through composability ⚡

SkillLLM Framework
18K1 dir

GitHub Actions

Typescript bindings for langchain

SkillLLM Tool
18K4.1M/wk3 dirs

TypeSafe System One integration for LangChain.js (Jev classifier).

Skillai-ml
18K45K/wk2 dirs

LangChain.js adapters for Model Context Protocol (MCP)

MCP ServerLLM Framework
18K169/wk2 dirs

Google Generative AI integration for LangChain.js

SkillLLM Framework
18K1 dir

Typescript bindings for langchain

SkillLLM Tool
18K1 dir

Temporary package placeholder for staged publishing

Skillai-ml
18K1 dir

Temporary package placeholder for staged publishing

MCP Servermcp
18K1 dir

Anthropic integrations for LangChain.js

SkillLLM Tool
18K219/wk1 dir

Google Generative AI integration for LangChain.js

SkillLLM Tool
18K1 dir

Google Generative AI integration for LangChain.js

SkillLLM Framework
18K1 dir

This package contains the LangChain.js integrations for Anthropic via the anthropic-ai/sdk package.

SkillLLM Tool
18K1 dir

Third-party integrations for LangChain.js

SkillLLM Framework
18K808/wk1 dir

Typescript bindings for langchain

Skillai-ml
18K1 dir

Core types and classes for Google services.

Skillai-ml
18K715K/wk3 dirs

Core LangChain.js abstractions and schemas

Skillai-ml
18K8.5M/wk2 dirs

Google integrations for LangChain.js

Skillai-ml
18K312K/wk2 dirs

LangChain AWS integration

Skillai-ml
18K1.2M/wk2 dirs

Cohere integration for LangChain.js

Skillai-ml
18K108K/wk2 dirs

Cloudflare integration for LangChain.js

Skillai-ml
18K4.3K/wk2 dirs

Old abstractions from LangChain.js

Skillai-ml
18K672K/wk2 dirs

Google auth based authentication support for Google services

Skillai-ml
18K691K/wk2 dirs

Google Generative AI integration for LangChain.js

Skillai-ml
18K1.1M/wk2 dirs

Sample integration for LangChain.js

Skillai-ml
18K78K/wk2 dirs

Web-based authentication support for Google services

Skillai-ml
18K25K/wk2 dirs

MistralAI integration for LangChain.js

Skillai-ml
18K148K/wk2 dirs

Neo4j integrations for LangChain.js

Skillai-ml
18K614/wk2 dirs

IBM watsonx.ai integrations for LangChain.js

Skillai-ml
18K1.3K/wk2 dirs

Ollama integration for LangChain.js

Skillai-ml
18K169K/wk2 dirs

Nomic integration for LangChain.js

Skillai-ml
18K5.4K/wk2 dirs

OpenRouter integration for LangChain.js

Skillai-ml
18K157K/wk2 dirs

Together AI integrations for LangChain.js

Skillai-ml
18K3K/wk2 dirs

xAI integration for LangChain.js

Skillai-ml
18K153K/wk2 dirs

Baidu Qianfan integration for LangChain.js

Skillai-ml
18K5.6K/wk2 dirs

Exa integration for LangChain.js

Skillai-ml
18K20K/wk2 dirs

Sample integration for LangChain.js

Skillai-ml
18K106K/wk2 dirs

Perplexity integration for LangChain.js (chat models, Search retriever, and Search tool).

Skillai-ml
18K38/wk2 dirs

Mixedbread AI integration for LangChain.js

Skillai-ml
18K66/wk2 dirs

LangChain.js integration for the Qdrant vector database

Skillai-ml
18K94K/wk2 dirs

Tavily integration for LangChain.js

Skillai-ml
18K188K/wk2 dirs

Pinecone, Inc

LangChain integration for Pinecone's vector database

Skillai-ml
18K137K/wk2 dirs

Azure CosmosDB integration for LangChain.js

Skillai-ml
18K719/wk2 dirs

Shared scripts for LangChain.js

Skillai-ml
18K3.5K/wk2 dirs

Deepseek integration for LangChain.js

Skillai-ml
18K112K/wk2 dirs

Various implementations of LangChain.js text splitters

Skillai-ml
18K1.9M/wk2 dirs

Yandex integration for LangChain.js

Skillai-ml
18K240/wk2 dirs

LangChain.js support for Google Vertex AI Web

Skillai-ml
18K24K/wk2 dirs

LangChain.js support for Google Vertex AI

Skillai-ml
18K607K/wk2 dirs

Sample integration for LangChain.js

Skillai-ml
18K53/wk2 dirs

Fireworks integration for LangChain.js

Skillai-ml
18K5.3K/wk2 dirs

Groq integration for LangChain.js

Skillai-ml
18K185K/wk2 dirs

LangChain.js integration for PostgreSQL pgvector

Skillai-ml
18K3.5K/wk2 dirs

Cerebras integration for LangChain.js

Skillai-ml
18K12K/wk2 dirs

OpenAI integrations for LangChain.js

Skillai-ml
18K5M/wk2 dirs

Anthropic integrations for LangChain.js

MCP Servermcp
18K1.9M/wk2 dirs

Weaviate integration for LangChain.js

Skillai-ml
18K198K/wk2 dirs

LangChain.js integrations for Google Cloud SQL for PostgreSQL

Skillai-ml
18K412/wk1 dir

Sample integration for LangChain.js

Skillai-ml
18K56/wk1 dir

Azure SDK for OpenAI integrations for LangChain.js

Skillai-ml
18K5.6K/wk1 dir

basproul

A CLI that uses a DeepAgents documentation agent to generate and maintain an OpenWiki for a codebase.

SkillLLM Framework
18K88K/wk2 dirs

Make Anthropic Model Context Protocol (MCP) tools compatible with LangChain and LangGraph agents.

Agentuncategorised
3.6K2 dirs

Make Anthropic Model Context Protocol (MCP) tools compatible with LangChain and LangGraph agents.

MCP Serveruncategorised
3.6K1 dir

Make Anthropic Model Context Protocol (MCP) tools compatible with LangChain and LangGraph agents.

MCP Serveruncategorised
3.6K3 dirs

Library with base interfaces for LangGraph checkpoint savers.

SkillLLM Framework
3.4K5M/wk2 dirs

GitHub Actions

LangGraph

SkillLLM Framework
3.4K4.9M/wk3 dirs

React integration for LangGraph & LangChain

Skillai-ml
3.4K2 dirs

LangGraph

Skillai-ml
3.4K127K/wk2 dirs

Library for validating LangGraph checkpoint saver implementations.

Skillai-ml
3.4K18K/wk2 dirs

Vue integration for LangGraph & LangChain

Skillai-ml
3.4K3.5K/wk2 dirs

Contains the logic for creating Generative UI bundles served via LangGraph API.

Skillai-ml
3.4K226K/wk2 dirs

LangGraph

Skillai-ml
3.4K88K/wk2 dirs

LangGraph Multi-Agent Supervisor

Agentai-agents
3.4K27K/wk2 dirs

An implementation of a computer use agent (CUA) using LangGraph

Skillai-ml
3.4K209/wk2 dirs

React integration for LangGraph & LangChain

Skillai-ml
3.4K151K/wk2 dirs

Svelte integration for LangGraph & LangChain

Skillai-ml
3.4K2.1K/wk2 dirs

Angular integration for LangGraph & LangChain

Skillai-ml
3.4K2K/wk2 dirs

Client library for interacting with the LangGraph API

Skillai-ml
3.4K5.4M/wk2 dirs

The official command-line interface for LangGraph.js, providing tools to create, develop, and deploy LangGraph.js applications.

...more
Skillai-ml
3.4K196K/wk2 dirs

LangGraph

Skillai-ml
3.4K309K/wk2 dirs

In-memory implementation of the LangGraph.js API.

Skillai-ml
3.4K214K/wk2 dirs

Redis checkpoint and store implementation for LangGraph

Skillai-ml
3.4K47K/wk2 dirs

An implementation of a multi-agent swarm using LangGraph

Agentai-agents
3.4K2K/wk2 dirs

GitHub Actions

Create a new LangGraph project

SkillAI Tool
3.4K177K/wk1 dir

LangChain

No description available

Skilluncategorised
2.3K2 dirs

Open Agent Platform Team

Generic event-driven triggers framework

Agentuncategorised
1.9K1 dir

Modal Sandbox backend for deepagents

Skillai-ml
1.6K3.5K/wk2 dirs

Standard integration tests for deepagents sandbox providers

Skillai-ml
1.6K36/wk2 dirs

Daytona Sandbox backend for deepagents

Skillai-ml
1.6K4.4K/wk2 dirs

Deno Sandbox backend for deepagents

Skillai-ml
1.6K315/wk2 dirs

Virtual File System sandbox backend for deepagents

Skillai-ml
1.6K478/wk2 dirs

Sandboxed JavaScript REPL for deepagents using QuickJS (WASM)

Skillai-ml
1.6K51K/wk2 dirs

GitHub Actions

ACP (Agent Client Protocol) server for DeepAgents - enables IDE integration with Zed, JetBrains, and other ACP clients

SkillLLM Framework
1.6K981/wk1 dir

GitHub Actions

Much like tests in traditional software, evals are an important part of bringing LLM applications to production. The goal of this package is to help provide a starting point for you to write evals for your LLM applications, from which you can write more c

...more
SkillLLM Tool
1.3K198K/wk2 dirs

Client library to connect to the LangSmith Observability and Evaluation Platform.

AgentLLM Evaluation
1.1K10.3M/wk4 dirs

Client library to connect to the LangSmith LLM Tracing and Evaluation Platform.

SkillLLM Tool
1.1K1 dir

An integration package connecting miscellaneous Google's products and LangChain

Skilluncategorised
4082 dirs

An integration package connecting Google's genai package and LangChain

Skilluncategorised
4082 dirs

An integration package connecting Google VertexAI and LangChain

Skilluncategorised
4082 dirs

An integration package connecting Google VertexAI and LangChain

Skilluncategorised
4081 dir

An integration package connecting AWS and LangChain

Skilluncategorised
3542 dirs

Amazon Bedrock AgentCore Code Interpreter sandbox integration for Deep Agents

Agentai-agents
3542 dirs

A LangChain checkpointer implementation that uses Bedrock Session Management Service and ElastiCache Valkey to enable stateful and resumable LangGraph agents.

...more
Agentai-agents
3541 dir

Community contributed LangChain integrations.

Skilluncategorised
2852 dirs

Community contributed LangChain integrations.

Skilluncategorised
2851 dir

Community contributed LangChain integrations.

Skillai-ml
2851 dir

LangChain.js adapters for Model Context Protocol (MCP)

MCP ServerLLM Framework
2481/wk2 dirs

An integration package connecting NVIDIA AI Endpoints and LangChain

Agentuncategorised
2162 dirs

NVIDIA OpenShell sandbox backend for LangChain Deep Agents

Agentai-agents
2162 dirs

fullstack chat agent with authentication, request credits and payments built in

Agentsecurity
200

Create a LangGraph chat app with one command

AgentLLM Tool
18181/wk1 dir

Create a LangGraph chat app with one command

AgentLLM Tool
18121/wk1 dir

LangChain VectorStore integrations for Azure Database for PostgreSQL

Skillai-ml
1482 dirs

Microsoft Corporation

LangChain and LangGraph integrations for Azure Container Apps and Durable Task Scheduler

Skillai-ml
1482 dirs

Azure CosmosDB integrations for LangChain and LangGraph, including vector store, cache, chat history, and checkpoint.

Skillai-ml
1482 dirs

Arda Aytekin

An integration package to support Azure AI Foundry capabilities in LangChain/LangGraph ecosystem.

Agentuncategorised
1482 dirs

An integration package connecting Azure Container Apps dynamic sessions and LangChain

Skillai-ml
1482 dirs

An integration package to support SQL Server in LangChain.

Skillai-ml
1482 dirs

Microsoft Corporation

LangChain integrations for Azure Storage

Skillai-ml
1482 dirs

MCP server for Langsmith SDK integration

MCP Serveruncategorised
1301 dir

MCP server for Langsmith SDK integration

MCP Serveruncategorised
1301 dir

Building applications with LLMs through composability

Skilluncategorised
1032 dirs

An integration package connecting Elasticsearch and LangChain

Skilluncategorised
781 dir

An integration package connecting Weaviate and LangChain

Skilluncategorised
702 dirs

Brian Sam-Bodden

An integration package connecting Redis and LangChain for AI working memory

Skilluncategorised
672 dirs

Akshay Dongare

An integration package connecting LiteLLM and LangChain

Skilluncategorised
622 dirs

An integration package connecting Milvus and LangChain

Skilluncategorised
602 dirs

An integration package connecting Cohere and LangChain

Skilluncategorised
492 dirs

An integration package connecting Snowflake and LangChain

Skilluncategorised
452 dirs

An integration package connecting Neo4j and LangChain

Skilluncategorised
402 dirs

An integration package connecting IBM watsonx.ai and LangChain

Skillai-ml
362 dirs

An integration package connecting Db2 vector store and LangChain

Skilluncategorised
361 dir

An integration package connecting Astra DB and LangChain

Skilluncategorised
341 dir

A tactical agent interface for deepagentsjs

AgentLLM Framework
3037/wk3 dirs

An integration package connecting Pinecone and LangChain

Skilluncategorised
271 dir

An integration package connecting Unstructured and LangChain

Skilluncategorised
241 dir

GitHub Actions

Client library to connect to the LangSmith Observability and Evaluation Platform.

AgentAI Engineering
171 dir

An integration package connecting Upstage and LangChain

Skilluncategorised
161 dir

Framework-independent CSS design tokens for Macaw.

Skillai-ml
1230K/wk2 dirs

Component discovery and agent setup for the Macaw Design System.

Skillai-ml
1227K/wk2 dirs

No description available

Skillai-ml
1229K/wk2 dirs